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Waters

Loss of sensitivity with ELS Detector - WKB46278

Article number: 46278

SYMPTOMS

  • Loss of sensitivity in ELS chromatogram.
  • Noisy baseline.

ENVIRONMENT

  • MassLynx
  • ACQUITY UPLC
  • ELSD
  • 2420 Evaporative Light Scattering Detector
  • 2424 Evaporative Light Scattering Detector

CAUSE

Liquid trapped in ELSD exhaust tubing.

FIX or WORKAROUND

  1. Remove liquid from exhaust tubing.
  2. Ensure that instrument’s exhaust hose is vertical toward the exhaust bottle.

ADDITIONAL INFORMATION

 

id46278, 2420, 2424, 2424B, UPBINARY, UPELS, UPELSARC

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